Comparing 2026 DIY mini splits? MRCOOL offers 24 SEER2 and best value for...

https://telegra.ph/Can-a-Multi-Zone-DIY-System-Heat-and-Cool-a-Whole-House-10-15

Comparing 2026 DIY mini splits? MRCOOL offers 24 SEER2 and best value for climates above -15°F. Zone Air’s 23 SEER2 Hyper Heat keeps heating down to -22°F. Pick based on your winter lows, not just the efficiency rating.